An Iraqi militant group issued footage Sunday of a man it said was a captured U.S. Marine and threatened to behead him, further heightening tension ahead of the June 30 formal handover of sovereignty.Maybe Bush could trade some arms for the marine. You know, continue with the Ronnie comparison. Speaking of the late, lame Reagan, Nick Morgan over at De Novo had the best suggestion for a tribute to that dear leader that I came across. He suggested the following: Lincoln's already got the five dollar bill, so boot him off the penny to make room for Reagan. After all, everyone knows what part of the Reaganomic dollar actually "trickles down," right?